255751020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1234

約数の個数: 240

約数和(自身を含む): 965986560

約数和(自身を除く): 710235540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1187, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2374, 2394, 2565, 2660, 2835, 3078, 3420, 3561, 3591, 3780, 3990, 4748, 4788, 5130, 5670, 5935, 5985, 6156, 7122, 7182, 7695, 7980, 8309, 10260, 10683, 10773, 11340, 11870, 11970, 14244, 14364, 15390, 16618, 17805, 17955, 21366, 21546, 22553, 23740, 23940, 24927, 30780, 32049, 33236, 35610, 35910, 41545, 42732, 43092, 45106, 49854, 53415, 53865, 64098, 67659, 71220, 71820, 74781, 83090, 90212, 96147, 99708, 106830, 107730, 112765, 124635, 128196, 135318, 149562, 157871, 160245, 166180, 192294, 202977, 213660, 215460, 224343, 225530, 249270, 270636, 299124, 315742, 320490, 338295, 373905, 384588, 405954, 448686, 451060, 473613, 480735, 498540, 608931, 631484, 640980, 673029, 676590, 747810, 789355, 811908, 897372, 947226, 961470, 1014885, 1121715, 1217862, 1346058, 1353180, 1420839, 1495620, 1578710, 1826793, 1894452, 1922940, 2029770, 2243430, 2368065, 2435724, 2692116, 2841678, 3044655, 3157420, 3365145, 3653586, 4059540, 4262517, 4486860, 4736130, 5683356, 6089310, 6730290, 7104195, 7307172, 8525034, 9133965, 9472260, 12178620, 12787551, 13460580, 14208390, 17050068, 18267930, 21312585, 25575102, 28416780, 36535860, 42625170, 51150204, 63937755, 85250340, 127875510, 255751020]

約数ペア:

[(1, 255751020), (2, 127875510), (3, 85250340), (4, 63937755), (5, 51150204), (6, 42625170), (7, 36535860), (9, 28416780), (10, 25575102), (12, 21312585), (14, 18267930), (15, 17050068), (18, 14208390), (19, 13460580), (20, 12787551), (21, 12178620), (27, 9472260), (28, 9133965), (30, 8525034), (35, 7307172), (36, 7104195), (38, 6730290), (42, 6089310), (45, 5683356), (54, 4736130), (57, 4486860), (60, 4262517), (63, 4059540), (70, 3653586), (76, 3365145), (81, 3157420), (84, 3044655), (90, 2841678), (95, 2692116), (105, 2435724), (108, 2368065), (114, 2243430), (126, 2029770), (133, 1922940), (135, 1894452), (140, 1826793), (162, 1578710), (171, 1495620), (180, 1420839), (189, 1353180), (190, 1346058), (210, 1217862), (228, 1121715), (252, 1014885), (266, 961470), (270, 947226), (285, 897372), (315, 811908), (324, 789355), (342, 747810), (378, 676590), (380, 673029), (399, 640980), (405, 631484), (420, 608931), (513, 498540), (532, 480735), (540, 473613), (567, 451060), (570, 448686), (630, 405954), (665, 384588), (684, 373905), (756, 338295), (798, 320490), (810, 315742), (855, 299124), (945, 270636), (1026, 249270), (1134, 225530), (1140, 224343), (1187, 215460), (1197, 213660), (1260, 202977), (1330, 192294), (1539, 166180), (1596, 160245), (1620, 157871), (1710, 149562), (1890, 135318), (1995, 128196), (2052, 124635), (2268, 112765), (2374, 107730), (2394, 106830), (2565, 99708), (2660, 96147), (2835, 90212), (3078, 83090), (3420, 74781), (3561, 71820), (3591, 71220), (3780, 67659), (3990, 64098), (4748, 53865), (4788, 53415), (5130, 49854), (5670, 45106), (5935, 43092), (5985, 42732), (6156, 41545), (7122, 35910), (7182, 35610), (7695, 33236), (7980, 32049), (8309, 30780), (10260, 24927), (10683, 23940), (10773, 23740), (11340, 22553), (11870, 21546), (11970, 21366), (14244, 17955), (14364, 17805), (15390, 16618)]